- All sections
- C - Chemistrymetallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatingselectroformingjoining workpieces by electrolysisapparatus therefor
- C25D 21/11 - Use of protective surface layers on electrolytic baths
Patent holdings for IPC class C25D 21/11
Total number of patents in this class: 10
10-year publication summary
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0
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2
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1
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0
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0
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0
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2
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2
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2
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi, Ltd. | 16163 |
2 |
| Atotech Deutschland GmbH & Co. KG | 392 |
2 |
| Electronics and Telecommunications Research Institute | 9684 |
1 |
| Altera Corporation | 2476 |
1 |
| Earth Science Laboratories, Inc. | 9 |
1 |
| Greensource Fabrication LLC | 14 |
1 |
| Suzhou Maxwell Technologies Co.,Ltd. | 73 |
1 |
| Lam Research Salzburg GmbH | 37 |
1 |
| Other owners | 0 |